DS1045
ABSOLUTE MAXIMUM RATINGS*
Voltage on Any Pin Relative to Ground
Operating Temperature
-1.0V to +7.0V
0°C to 70°C
Storage Temperature
-55°C to +125°C
Soldering Temperature
Short Circuit Output Current
See J-STD-020A specification
50 mA for 1 second
* This is a stress rating only and functional operation of the device at these or any other conditions above
those indicated in the operation sections of this specification is not implied. Exposure to absolute
maximum rating conditions for extended periods of time may affect reliability.
RECOMMENDED DC OPERATING CONDITIONS
(0°C to 70°C)
PARAMETER SYMBOL TEST CONDITION MIN TYP MAX UNITS NOTES
Supply Voltage
Input Logic 1
Input Logic 0
Input Leakage
Active Current
VCC
VIH
VIL
II
4.75
2.2
5.0
5.25
V
1
1
1
VCC
+0.5
V
-0.5
-1.0
0.8
+1.0
35.0
-1.0
µA
µA
mA
mA
mA
0 ≤VI≤VCC
VCC=5.25V
PERIOD=1 µs
VCC= 4.75V VOH=
4.0V
VCC= 4.75V VOL=
0.5V
ICC
IOH
IOL
Logic 1 Output
Current
Logic 0 Output
Current
8
DC ELECTRICAL CHARACTERISTICS
(0°C to 70°C; VCC 5V + 5%)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS NOTES
Period
Pulse Width
Input to Output Delay
Parallel Input Change to
Delay Invalid
tPERIOD
tWI
tPLH, tPHL
tPDX
4 x tWI
ns
100% of output delay size
Table 1
2
ns
Parallel Input Valid to Delay
Valid
tPDX
10
ns
Enable Width
tEW
tDSE
tDHE
tEDX
tEDV
15
10
ns
ns
ns
ns
ns
Data Setup to Enable
Data Hold from Enable
Enable to Delay Invalid
Enable to Delay Valid
5
15
CAPACITANCE
PARAMETER
(TA = 25°C)
UNITS NOTES
pF
SYMBOL
MIN
TYP
MAX
Input Capacitance
CIN
10
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DALLAS [ DALLAS SEMICONDUCTOR ]
